Background
Surgery has evolved remarkably over the past centuries. While the knife traditionally has been regarded as the most important tool, new medical devices including lasers have broadened the extent of surgical techniques.
Lasers were originally used in ophthalmology in the early 1960s. Since then, many benefits of laser surgery in ophthalmology …

Radial keratotomy (RK) is a procedure which reduces myopia by surgically changing the curvature of the cornea over the pupil. Using a microscope and microscopic instruments, the surgeon makes several deep incisions (keratotomies) in the cornea in a radial or spoke-like pattern.
Several hundred thousand people have had RK since its …

Facts for Consumers produced in cooperation with the American Academy of Ophthalmology (AAO):
If you’re tired of wearing glasses or contact lenses, you may be considering Lasik eye surgery - one of the newest procedures to correct vision problems. Before you sign up for the surgery, get a clear picture of …